The Hubble Law Is One of the Most Important Relations

question 70

Multiple Choice

The Hubble law is one of the most important relations in modern astronomy because it ____.

• A) allows astronomers to measure the distance to very distant galaxies using only their spectrum
• B) explains the difference in the types of galaxies seen in different directions
• C) relates the rotation curve of a galaxy to the amount of dark matter it contains
• D) connects the mass of a spiral galaxy's bulge to the size of its central black hole
• E) determines the mass of a cluster using the rotation period of the galaxies it contains

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Definitions:

Check Number

A unique identification number assigned to each transaction in a checkbook or bank account for tracking and record-keeping purposes.

Balance

The ability to maintain the body's center of mass over its base of support, crucial for daily activities and preventing falls.

Third-Party Check

A check made payable to one party and then endorsed to another as a payment method.

Deposit Record

A record of a financial deposit that is given by the bank to the customer at the time of the deposit.